ghsa-gvrg-rwmc-m69h
Vulnerability from github
Published
2022-05-13 01:02
Modified
2022-05-13 01:02
Severity ?
8.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Details

In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free.

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{
   affected: [],
   aliases: [
      "CVE-2019-6974",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-362",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2019-02-15T15:29:00Z",
      severity: "HIGH",
   },
   details: "In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free.",
   id: "GHSA-gvrg-rwmc-m69h",
   modified: "2022-05-13T01:02:54Z",
   published: "2022-05-13T01:02:54Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2019-6974",
      },
      {
         type: "WEB",
         url: "https://github.com/torvalds/linux/commit/cfa39381173d5f969daf43582c95ad679189cbc9",
      },
      {
         type: "WEB",
         url: "https://www.exploit-db.com/exploits/46388",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3933-2",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3933-1",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3932-2",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3932-1",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3931-2",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3931-1",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3930-2",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3930-1",
      },
      {
         type: "WEB",
         url: "https://support.f5.com/csp/article/K11186236?utm_source=f5support&utm_medium=RSS",
      },
      {
         type: "WEB",
         url: "https://support.f5.com/csp/article/K11186236",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html",
      },
      {
         type: "WEB",
         url: "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.156",
      },
      {
         type: "WEB",
         url: "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8",
      },
      {
         type: "WEB",
         url: "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21",
      },
      {
         type: "WEB",
         url: "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.99",
      },
      {
         type: "WEB",
         url: "https://bugs.chromium.org/p/project-zero/issues/detail?id=1765",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2020:0103",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2019:3967",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2019:2809",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2019:0833",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2019:0818",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHBA-2019:0959",
      },
      {
         type: "WEB",
         url: "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9",
      },
      {
         type: "WEB",
         url: "http://www.securityfocus.com/bid/107127",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
         type: "CVSS_V3",
      },
   ],
}


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